Test_asyncio_run_without_uncancel stuck in run_forever(base_events) asyncio loop

Hi,

I am seeing the above test case test_asyncio_run_without_uncancel continuously running in run_forever.

The program runs fine when I try to place the breakpoint or when I add even a print statement, however it gets stuck in a loop when run normally. As the test case passes when print statements are added I am unable to deduce the cause of the program entering infinite loop in run_forever.

Issue is resolved. A particular bit was not being set for SIGINT in eval_breaker(PyRuntime) which caused the issue.